12 cards where the card types include “planeswalker” and the color identity is BW

Sorin of House Markov // Sorin, Ravenous Neonate (Modern Horizons 3 #245)
Sorin of House Markov // Sorin, Ravenous Neonate (Modern Horizons 3 #245)
Kaya, Geist Hunter (Tarkir: Dragonstorm Commander #294)
Sorin, Lord of Innistrad (The Lost Caverns of Ixalan Commander #289)
Sorin, Vengeful Bloodlord (War of the Spark #217)
Kaya the Inexorable (Kaldheim #218)
Kaya, Intangible Slayer (Phyrexia: All Will Be One #205)
Sorin, Grim Nemesis (Shadows over Innistrad #251)
Sorin, Solemn Visitor (Khans of Tarkir #202)
Kaya, Orzhov Usurper (Ravnica Remastered #194)
Kaya, Spirits' Justice (Murders at Karlov Manor #211)
Kaya, Ghost Assassin (Conspiracy: Take the Crown #75)
Kaya, Bane of the Dead (War of the Spark #231)

Though this query has ended, its relics still slumber in New Argive.